Parts list: № Number Qty Name Options Next page: ST434787 Steering Valve, Standard Axle W/ AutoTrac™ ST832768 Steering Valve, Heavy Duty Axle W/O AutoTrac™ ST832813 Steering Valve, Open Center Hydraulic, 195 cc, Heavy Duty Axle W/ AutoTrac™ ST852791 Steering Valve, AutoTrac™, Attachment ST433291 Steering Wheel